{"cve":"CVE-2021-24245","nvd":{"published":"2021-05-06T13:15:11.530","modified":"2026-06-17T03:39:41.850","status":"Modified","description":"The Stop Spammers WordPress plugin before 2021.9 did not escape user input when blocking requests (such as matching a spam word), outputting it in an attribute after sanitising it to remove HTML tags, which is not sufficient and lead to a reflected Cross-Site Scripting issue.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","score":6.1},"cwes":["CWE-79"],"references":["http://packetstormsecurity.com/files/162623/WordPress-Stop-Spammers-2021.8-Cross-Site-Scripting.html","https://wpscan.com/vulnerability/5e7accd6-08dc-4c6e-9d19-73e2d7e97735","http://packetstormsecurity.com/files/162623/WordPress-Stop-Spammers-2021.8-Cross-Site-Scripting.html","https://wpscan.com/vulnerability/5e7accd6-08dc-4c6e-9d19-73e2d7e97735"],"products":["trumani:stop_spammers"],"source":"nvd","synced_at":"2026-10-19T21:18:09.669877188+00:00"},"epss":{"cve":"CVE-2021-24245","score":0.05721,"percentile":0.93036,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}